diff options
| -rw-r--r-- | drivers/rtc/rtc-twl.c | 38 |
1 files changed, 13 insertions, 25 deletions
diff --git a/drivers/rtc/rtc-twl.c b/drivers/rtc/rtc-twl.c index c2e80d7ca5e..1915464e4cd 100644 --- a/drivers/rtc/rtc-twl.c +++ b/drivers/rtc/rtc-twl.c @@ -479,7 +479,7 @@ static int twl_rtc_probe(struct platform_device *pdev) u8 rd_reg; if (irq <= 0) - goto out1; + return ret; /* Initialize the register map */ if (twl_class_is_4030()) @@ -489,7 +489,7 @@ static int twl_rtc_probe(struct platform_device *pdev) ret = twl_rtc_read_u8(&rd_reg, REG_RTC_STATUS_REG); if (ret < 0) - goto out1; + return ret; if (rd_reg & BIT_RTC_STATUS_REG_POWER_UP_M) dev_warn(&pdev->dev, "Power up reset detected.\n"); @@ -500,7 +500,7 @@ static int twl_rtc_probe(struct platform_device *pdev) /* Clear RTC Power up reset and pending alarm interrupts */ ret = twl_rtc_write_u8(rd_reg, REG_RTC_STATUS_REG); if (ret < 0) - goto out1; + return ret; if (twl_class_is_6030()) { twl6030_interrupt_unmask(TWL6030_RTC_INT_MASK, @@ -512,7 +512,7 @@ static int twl_rtc_probe(struct platform_device *pdev) dev_info(&pdev->dev, "Enabling TWL-RTC\n"); ret = twl_rtc_write_u8(BIT_RTC_CTRL_REG_STOP_RTC_M, REG_RTC_CTRL_REG); if (ret < 0) - goto out1; + return ret; /* ensure interrupts are disabled, bootloaders can be strange */ ret = twl_rtc_write_u8(0, REG_RTC_INTERRUPTS_REG); @@ -522,34 +522,29 @@ static int twl_rtc_probe(struct platform_device *pdev) /* init cached IRQ enable bits */ ret = twl_rtc_read_u8(&rtc_irq_bits, REG_RTC_INTERRUPTS_REG); if (ret < 0) - goto out1; + return ret; device_init_wakeup(&pdev->dev, 1); - rtc = rtc_device_register(pdev->name, - &pdev->dev, &twl_rtc_ops, THIS_MODULE); + rtc = devm_rtc_device_register(&pdev->dev, pdev->name, + &twl_rtc_ops, THIS_MODULE); if (IS_ERR(rtc)) { - ret = PTR_ERR(rtc); dev_err(&pdev->dev, "can't register RTC device, err %ld\n", PTR_ERR(rtc)); - goto out1; + return PTR_ERR(rtc); } - ret = request_threaded_irq(irq, NULL, twl_rtc_interrupt, - IRQF_TRIGGER_RISING | IRQF_ONESHOT, - dev_name(&rtc->dev), rtc); + ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, + twl_rtc_interrupt, + IRQF_TRIGGER_RISING | IRQF_ONESHOT, + dev_name(&rtc->dev), rtc); if (ret < 0) { dev_err(&pdev->dev, "IRQ is not free.\n"); - goto out2; + return ret; } platform_set_drvdata(pdev, rtc); return 0; - -out2: - rtc_device_unregister(rtc); -out1: - return ret; } /* @@ -559,9 +554,6 @@ out1: static int twl_rtc_remove(struct platform_device *pdev) { /* leave rtc running, but disable irqs */ - struct rtc_device *rtc = platform_get_drvdata(pdev); - int irq = platform_get_irq(pdev, 0); - mask_rtc_irq_bit(BIT_RTC_INTERRUPTS_REG_IT_ALARM_M); mask_rtc_irq_bit(BIT_RTC_INTERRUPTS_REG_IT_TIMER_M); if (twl_class_is_6030()) { @@ -571,10 +563,6 @@ static int twl_rtc_remove(struct platform_device *pdev) REG_INT_MSK_STS_A); } - - free_irq(irq, rtc); - - rtc_device_unregister(rtc); return 0; } |